The cause of death of Stephen ‘tWitch’ Boss has been determined.

Stephen “tWitch” Boss committed suicide, according to the Los Angeles County Medical Examiner-Coroner.

In a statement, county officials confirm that the 40-year-old professional dancer died of a self-inflicted gunshot wound to the head. He died on Tuesday in a motel in the Encino district of Los Angeles.

The case has been formally closed, according to the Los Angeles County Medical Examiner-Coroner.

Allison Holker Boss, a former So You Think You Can Dance contestant and the late star’s wife, spoke on Wednesday about her husband’s death.